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Technologies / Fellow / OpenAI

Companies using Fellow and OpenAI

9 companies in our data have public evidence for both Fellow and OpenAI, and 7 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

9companies use both
75%of Fellow users
under 1%of OpenAI users
7name both as subprocessors

Companies using one are 5.4 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyFellowOpenAI
Devolutionsdevolutions.netDevolutions provides remote connection management, password management, privileged access management, remote access, and IT automation software.Cybersecurity
Onitonit.comOnit provides AI-powered enterprise legal management software for managing legal spend, matters, contracts, and workflows.Legal
Pluvopluvo.ioPluvo provides AI agents that work across a finance team's systems and data to automate analysis and generate reports traceable to source.AI and machine learningData and analytics
Reactivreactiv.aiReactiv provides App Clips and full iOS and Android mobile apps for commerce brands.E-commerce
Rewst Documentationrewst.helpRewst provides documentation for its automation platform, including guides on integrations, workflows, and Crates.
Rewstrewst.ioRewst provides a secure automation platform that connects the tools MSPs already use to run repeatable work across their stack.
Swarmerswarmer.comSwarmer provides a modular software stack for autonomous navigation, real-time combat data, and AI-driven collaboration, with encrypted over-the-air updates.Aerospace and defenseHardware and robotics
Obviousobvious.aiObvious provides a fleet of always-on AI agents that collaborate with teams to build, review, and ship software.AI and machine learningDeveloper tools
Phrasephrase.comPhrase provides a platform for translation and localization workflows, including machine translation, software localization, and multimedia localization.AI and machine learning

The two technologies

Fellow

Productivity

Fellow is a secure AI meeting assistant that records, transcribes, and summarizes meetings across Zoom, Microsoft Teams, Google Meet, and in-person conversations. It is used to capture meeting notes, surface action items, and apply organization-wide policies for recording, access, and retention of meeting data.

Summarized from fellow.app on 8 Nov 2026.

75% of the 12 companies we see using Fellow also show the other.

All 12 companies using Fellow10 name it as a subprocessorMore in Productivity

OpenAI

AI and LLM providers

OpenAI is a platform that provides an API for building with OpenAI models. It is used to access models, tools, and services for tasks such as text generation, image generation, audio, and agents.

Summarized from developers.openai.com on 8 Nov 2026.

under 1% of the 3,264 companies we see using OpenAI also show the other.

All 3,264 companies using OpenAI2,507 name it as a subprocessorMore in AI and LLM providers

Other pairs

Companies with their own evidence for both.

More with Fellow

Cloudflare12companiesAmazon Web Services11companiesHubSpot10companiesAnthropic9companiesGoogle Tag Manager7companiesGoogle Workspace7companies

More with OpenAI

Cloudflare3,266companiesGoogle Workspace2,462companiesAnthropic1,985companiesAmazon Web Services1,885companiesStripe1,637companiesGoogle1,540companies

Questions

How many companies use both Fellow and OpenAI?

9 companies in StrataDB's data have public evidence for both, and 7 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Fellow and OpenAI?

Devolutions, Onit, Pluvo, Reactiv and Rewst Documentation, and 4 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Fellow and OpenAI?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Fellow and OpenAI

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
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